diff --git a/README.md b/README.md
index 00fcc03..c7064b2 100644
--- a/README.md
+++ b/README.md
@@ -1,8 +1,10 @@
 # PseudoMaterialHeader
 A library that simulated the material header. Guide by UltraPullToRefresh.
-![](https://github.com/captainbupt/PseudoMaterialHeader/blob/master/screenrecord.gif)
-# Tutorial
 
+![](https://github.com/captainbupt/PseudoMaterialHeader/blob/master/screenrecord.gif)
+# Update
+ * Added more callback functions to listener
+ * Fixed a bugs, so that PullToRefresh can worked properly
 
 # Usage
 In layout: